function showNav( navItem )
{
	if( $( "div#" + navItem ).attr( "class" ) != "open" )
	{
		$( "h1" ).removeClass();
		$( "div.open" ).removeClass().slideUp( "normal", showNavItem( navItem ) );
	}
}

function showNavItem( navItem )
{
	$( "div#" + navItem ).slideDown( "normal", setOpen( navItem ) );
}

function setOpen( navItem )
{
	$( "h1#h_" + navItem ).addClass( "active" );
	$( "div#" + navItem ).addClass( "open" );
}